• Slide the clamp extensions
on the tailgate and cab end
of each rail as pictured in
Figure 6A-6E. Each clamp
extension is labeled for
front left (FL), front right
(FR), back left (BL), and back
right (BR). The extensions
go on the corners shown in
figure 6A.
• Next slide the extensions
so they line up flush with
the end of the clamp relief
as shown in Figure 6F
and tighten with a 5/32"
Allen Wrench. If you have
trouble sliding on the clamp
FIG. 6A
extension, make sure your
set screw is not sticking
out the top of the clamp
Shim
extension.
Shim
Shim
FIG. 6C
Outside of
Truck Bed
FIG. 6C
FIG. 6C
TAILGATE END
TAILGATE END
TAILGATE END
FIG. 6B
Rail
Rail
Rail
Clamp
Rail
Shim
FIG. 6C
TAILGATE END
Tighten set screw when clamp
STEP 6: INSTALLING THE CLAMP EXTENSIONS
FL
First
Hook on
BL
First
First
Hook on
Hook on
Inside
Groove
Inside
Inside
Groove
Groove
Roll up and Slide
onto inside groove
Roll up and Slide
Roll up and Slide
onto inside groove
onto inside groove
Clamp
Clamp
Clamp
Shim
Set Screw
Shim Bracket
FIG. 6D
Set Screw
FIG. 6D
FIG. 6D
Set Screw
Set Screw
First
Hook on
FIG. 6E
Inside
Groove
Roll up and Slide
onto inside groove
Clamp
FIG. 6A
FR
FIG. 6A
FIG. 6A
Shim
BR
FIG. 6C
Outside of
Truck Bed
TAILGATE END
Outside of
Outside of
Truck Bed
Truck Bed
FIG. 6B
Rail
Rail
FIG. 6B
FIG. 6B
Clamp
Clamp
Clamp
Clamp
Rail
CAB END
Rail
Rail
Tighten set screw when clamp
extension lines up with the end of
the clamp relief.
Tighten set screw when clamp
Tighten set screw when clamp
extension lines up with the end of
extension lines up with the end of
the clamp relief.
the clamp relief.
FL
FL
FL
First
Hook on
BL
Inside
Groove
BL
BL
Roll up and Slide
onto inside groove
Clamp
Shim
Set Screw
Shim Bracket
Shim
Shim
FIG. 6D
Set Screw
Set Screw
Shim Bracket
Shim Bracket
Set Screw
FL
FIG. 6A
BL
FIG. 6E
FIG. 6E
FIG. 6E
Outside of
Truck Bed
Shim
FIG. 6B
Set Screw Access
FIG. 6F
Shim Bracket
Set Screw Access
Set Screw Access
FIG. 6F
FIG. 6F
F
FR
FR
FR
BR
Ou
Tru
BR
BR
FI
Rail
Rail
Rail
Clamp
Clamp
Clamp
Clamp
FR
Rail
CAB END
CAB END
CAB END
BR
Tighten
extensi
the cla
Rail
Clamp
Set Screw
9
CAB END